Install crossbuild-essential-ppc64el by entering the following commands in the terminal:
sudo apt update sudo apt install crossbuild-essential-ppc64el
Informational list of cross-build-essential packages
If you do not plan to cross build Debian packages, you don't need this package. Starting with sbuild (>= 0.63.0) this package is required for cross building Debian packages in a chroot. . This package contains an informational list of packages which are considered essential for cross building Debian packages. This package also depends on the packages on that list, to make it easy to have the cross-build-essential packages installed. . If you have this package installed, you only need to install whatever a package specifies as its build-time dependencies to cross build the package. Conversely, if you are determining what your package needs to build-depend on, you can always leave out the packages this package depends on.